Firearm with grenade launcher and butt stock



FIG. 1 is a left side perspective view of a firearm with grenade launcher and butt stock showing our new design.

FIG. 2 is a right side view of the firearm of FIG. 1.

FIG. 3 is a left side view of the firearm of FIG. 1; and,

FIG. 4 is a top view of the firearm of FIG. 1. 

The ornamental design for a firearm with grenade launcher and butt stock, as shown and described. 